The Definition of Trigger Pull Weight
Trigger Pull Weight
The ammount pressure needed (measured in pounds) for the trigger finger must put on the trigger before the gun will fire.
Trigger pull weight is measured by the number of pounds and ounces of pressure required to pull the trigger past the break.
19 Other Firearms Definitions You Need To Know
A groove or indention around the circumference of a bullet. Its purpose is to permit the cartridge casing to be
crimped tightly against the bullet shank to hold it firmly to the casing. A groove or indention around the
circumference of a bullet. Its purpose is to permit the cartridge casing to be crimped tightly against the
bullet shank to hold it firmly to the casing.
Any gun that can be used in a sport.
A shotgun pattern with erratic shot distribution, generally caused by gas escaping past the wads and getting into the shot.
Checkering, applied to the otherwise-unfinished butt end of a gunstock.
A hammerless single shot action type whereby a breech-block, hinged at the upper rear, operated by an underlever, tilts downward to expose the chamber.
Sometimes spelled Quad Rail.
First conceived and sold by Knights Armament Company in the mid 90s when Reed Knight saw soldiers duct taping flashlights to their handguards in news footage of Panama, the quad rail has become almost a standard item found on most military rifles. Quad rails allow easy attachment of accessories which aid tactical shooters, such as lights, infrared lasers, foregrips, sling attachment points, and secondary sighting systems.
However, nowadays, any full length forearms on an AR, with or without rails may also be refered to as a Quadrail.
Barrel tubes built up by twisting alternate strips of iron and steel around a fixed rod (mandrel) and forge-welding them together in varying combinations
according to the intended quality and the skill of the maker. The rod was withdrawn, the interior reamed and the exterior filed until the finished tube was achieved.
Damascus barrels may be recognized by any of a variety of twist or spiral patterns visible in the surface of the steel.
Before the 20th century, barrels were typically built in this manner because gunmakers did not have the technology to drill
a deep hole the full length of a bar of steel without coming out the side.
Any substance (TNT, etc.) that, through chemical reaction, detonates or violently changes to gas with accompanying heat and pressure.
Slang word for short barreled revolver.
A type of firearm action which uses a lever located around the trigger guard area,
(often including the trigger guard itself) to load fresh cartridges into the chamber of the barrel when the lever is worked.
The process of a bullet expanding under pressure to fit the bore of the firearm, or a cartridge case expanding under pressure to seal the chamber.
A device used (usually set on a counter) to support a shooters arms and/or hands to help make steadier shots.
A rifle or carbine with a one-piece stock extending to the muzzle. Sometimes called a Mannlicher stock,
although such a term is confusing because Mannlicher Schoenauer rifles are built with both full and half stocks.
Traditional in Europe for close-range woodland hunting, but not noted for extreme, long-range accuracy.
A type of firearm in which the action is in the open position and the chamber empty prior to firing.
When the trigger is pressed the bolt moves forward, chambering a cartridge and firing it and returning
to the open position. When firing is stopped the bolt remains open and the chamber empty.
Is that combination of caliber, barrel length, bullet weight, and case volume which does not
allow the complete burning of the charge of ballistically correct powder within the volume of case and barrel.
A term often used to refer to the very poor and dangerous practice of rapidly firing many shots at a target as
possible in the hope that one or more may hit the target. This practice is a danger not only to bystanders but also to the shooter.
The angle of the butt of a gun in relation to the line of sight.
Pitch is measured by resting the gun with its butt flat on a floor, the top of the receiver against a wall and its muzzle pointing up.
The distance of the muzzle from the wall is the gun's pitch down.
The tendency of a bullet to tip in flight and hit a target sideways, leaving a distinctly oblong hole.
This destabilization of the spinning bullet in flight is typically caused by a bullet weight inappropriate
for the rate of twist of the rifled barrel, an out-of-balance bullet or its having nicked an impediment such as a blade of grass, in flight.
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